// package com.wdata.base.util;
//
// import javax.servlet.http.HttpServletRequest;
// import java.net.InetAddress;
// import java.net.UnknownHostException;
//
// /**
//  * @author 青锋
//  * @Title: IpUtil
//  * @ProjectName wdata
//  * @Description: IP工具类
//  * @date 2018-8-24 11:31
//  */
// public class IpUtil {
//
//     /**
//      * 获取当前网络ip
//      *
//      * @return
//      */
//     public static String getIpAddr(HttpServletRequest request) {
//         String ipAddress = request.getHeader("x-forwarded-for");
//         if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
//             ipAddress = request.getHeader("Proxy-Client-IP");
//         }
//         if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
//             ipAddress = request.getHeader("WL-Proxy-Client-IP");
//         }
//         if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
//             ipAddress = request.getRemoteAddr();
//             if (ipAddress.equals("127.0.0.1") || ipAddress.equals("0:0:0:0:0:0:0:1")) {
//                 //根据网卡取本机配置的IP
//                 InetAddress inet = null;
//                 try {
//                     inet = InetAddress.getLocalHost();
//                 } catch (UnknownHostException e) {
//                     e.printStackTrace();
//                 }
//                 ipAddress = inet.getHostAddress();
//             }
//         }
//         //对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
//         if (ipAddress != null && ipAddress.length() > 15) { //"***.***.***.***".length() = 15
//             if (ipAddress.indexOf(",") > 0) {
//                 ipAddress = ipAddress.substring(0, ipAddress.indexOf(","));
//             }
//         }
//         return ipAddress;
//     }
// }
